Patents by Inventor Chia-Hsiang Chang
Chia-Hsiang Chang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8823418Abstract: A power-on-detection (POD) circuit includes first and second comparators, a voltage divider, a detection circuit coupled to a first voltage source node and the voltage divider, and logic circuitry coupled to outputs of the first and second comparators. The detection circuit outputs a control signal identifying if a first voltage source node has a voltage potential that is higher than ground. The control signal turns on and off the first and second comparators, which are respectively coupled to first and second nodes of the voltage divider and to a reference voltage node. The logic circuitry outputs a power identification signal based on the signals received from the outputs of the first and second comparators.Type: GrantFiled: July 1, 2010Date of Patent: September 2, 2014Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chun-Chi Chang, Chia-Hsiang Chang, Jun-Chen Chen
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Patent number: 8744245Abstract: A system and a method for summary collection and playing of scenes and a recording medium thereof are provided. The system includes media supply equipment, a scene description server, a scene server, and an end device. The media supply equipment supplies media data. The scene description server supplies scene description information of a scene segment corresponding to the media data, where each piece of scene description information records a playing content of the scene segment corresponding thereto. The scene server obtains the media data and a summary collect command supplied by the end device, and retrieves a plurality of partial scene segments from the media data according to an analysis result of the summary collect command and the playing content recorded by each piece of scene description information, so as to form media summary data and output the media summary data to the end device.Type: GrantFiled: December 13, 2012Date of Patent: June 3, 2014Assignee: Institute for Information IndustryInventors: Chia-Hsiang Chang, Emery Jou, Jing-Fung Chen, Pei-Wen Huang
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Publication number: 20140150043Abstract: A scene fragment transmitting system, a scene fragment transmitting method and a non-transitory recording medium thereof are provided. This system includes a serving module and a terminal module. The terminal module is used for inputting a scene instruction. The serving module, according to comparison between the scene instruction and the scene description data, captures one or more than one required scene fragment medium from a piece of media data. The terminal module obtains this scene fragment medium or these scene fragment media, and presents a playable scene fragment medium on a play interface.Type: ApplicationFiled: December 13, 2012Publication date: May 29, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Pei-Wen HUANG, Emery JOU, Chia-Hsiang CHANG
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Patent number: 8737818Abstract: A scene segment playing system, a scene segment playing method and a recording medium thereof are provided. The system includes media supply equipment, a description generating server, a scene server, and an end device. The media supply equipment is used for supplying media data. Upon receiving the media data, the scene server supplies scene description data corresponding to the media data. The scene server acquires the media data and interval information supplied by the end device, and retrieves scene segment data from the media data according to a comparison result of the interval information and the scene description data, and outputs the scene segment data to the end device for playing.Type: GrantFiled: December 13, 2012Date of Patent: May 27, 2014Assignee: Institute for Information IndustryInventors: Chia-Hsiang Chang, Emery Jou, Jing-Fung Chen, Pei-Wen Huang
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Publication number: 20140133828Abstract: A scene switching system and method applicable to a plurality of media channels and a recording medium thereof are provided, which are used for switching and playing scenes for a plurality of media channels. Such a system includes a channel connection module and a media switching module. The channel connection module acquires first media data and second media data from a first media channel and a second media channel. The media switching module, when determining that a first switching setting corresponding to the first media data is set to be activated and the second media data is being played, analyzes whether a first playing scene of the first media data agrees with scene demand data of the first switching setting, and decides whether to perform switching processing on the first playing scene according to the first switching setting.Type: ApplicationFiled: December 7, 2012Publication date: May 15, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Chia-Hsiang CHANG, Kun-Hung LEE, Yueh-Ying CHANG
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Publication number: 20140119710Abstract: A scene control system and method and a recording medium thereof are provided. The system includes a media supply module, a time code unit, and a monitoring unit. The media supply module is used for supplying original scene information and spare scene information. The time code unit respectively obtains an original scene time code corresponding to the original scene information and a spare scene time code corresponding to the spare scene information. The monitoring unit is used for obtaining a control signal according to external ratings or through watching the original scene information downloaded in advance, and according to the control signal, processing an original scene picture of a segment unsuitable for watching in the original scene information through retrieval, content insertion, or pixelization, so as to avoid playing of an inappropriate picture.Type: ApplicationFiled: February 6, 2013Publication date: May 1, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Pei-Wen HUANG, Emery JOU, Jing-Fung CHEN, Chia-Hsiang CHANG
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Publication number: 20140105570Abstract: A system and method for constructing a scene clip, and a record medium thereof are provided. The system includes media supply equipment, a metadata server, a scene server, and an end device. The media supply equipment is used for providing media data. The metadata server is used for providing scene time information corresponding to playback scenes of the media data. A first end device acquires the media data and the scene time information, and extracts, according to capture time information input when playing the media data, at least one piece of target scene time from each piece of the scene time information. The scene server acquires the media data and the target scene time, and according to an alignment result of the target scene time and each piece of the scene time information, extracts local scene clips from the media data to form a piece of media division data.Type: ApplicationFiled: December 13, 2012Publication date: April 17, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Chia-Hsiang CHANG, Emery JOU, Jing-Fung CHEN, Pei-Wen HUANG
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Publication number: 20140105571Abstract: A scene segment playing system, a scene segment playing method and a recording medium thereof are provided. The system includes media supply equipment, a description generating server, a scene server, and an end device. The media supply equipment is used for supplying media data. Upon receiving the media data, the scene server supplies scene description data corresponding to the media data. The scene server acquires the media data and interval information supplied by the end device, and retrieves scene segment data from the media data according to a comparison result of the interval information and the scene description data, and outputs the scene segment data to the end device for playing.Type: ApplicationFiled: December 13, 2012Publication date: April 17, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Chia-Hsiang CHANG, Emery JOU, Jing-Fung CHEN, Pei-Wen HUANG
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Publication number: 20140105572Abstract: A system and a method for summary collection and playing of scenes and a recording medium thereof are provided. The system includes media supply equipment, a scene description server, a scene server, and an end device. The media supply equipment supplies media data. The scene description server supplies scene description information of a scene segment corresponding to the media data, where each piece of scene description information records a playing content of the scene segment corresponding thereto. The scene server obtains the media data and a summary collect command supplied by the end device, and retrieves a plurality of partial scene segments from the media data according to an analysis result of the summary collect command and the playing content recorded by each piece of scene description information, so as to form media summary data and output the media summary data to the end device.Type: ApplicationFiled: December 13, 2012Publication date: April 17, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Chia-Hsiang CHANG, Emery JOU, Jing-Fung CHEN, Pei-Wen HUANG
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Publication number: 20140086555Abstract: A media scene playing system, method and a recording medium thereof are provided. The system includes a media providing module, an input module, and a media retrieval module. The media providing module is used for providing media data and scene description information corresponding thereto. The input module is used for inputting navigation data. The media retrieval module then compares the navigation data with acquired scene description information to find a scene period matching the navigation data, so as to retrieve scene section media corresponding to the scene period from the media data and play the scene section media.Type: ApplicationFiled: December 12, 2012Publication date: March 27, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Chia-Hsiang CHANG, Emery JOU, Jing-Fung CHEN, Pei-Wen HUANG
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Publication number: 20140068658Abstract: An advertisement embedded system, an advertisement embedded method, and a recording medium thereof are provided. The system includes a medium providing module and a digital television (DTV) apparatus. The medium providing module is used to provide a piece of advertisement media data. The DTV apparatus includes a digital signal receiving unit, a detection unit, and a processing unit. The digital signal receiving unit receives a DTV signal, and the detection unit detects strength of the DTV signal. The processing unit is connected to the digital signal receiving unit and the detection unit. When the strength of the DTV signal detected by the detection unit is less than a preset value, the processing unit switches a media source of the DTV apparatus from the digital signal receiving unit to the medium providing module, so as to obtain the piece of advertisement media data.Type: ApplicationFiled: November 6, 2012Publication date: March 6, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Jing-Fung CHEN, Chia-Hsiang CHANG, Emery JOU, Pei-Wen HUANG
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Publication number: 20140064707Abstract: A scene scheduling system, a scene scheduling method, and a recording medium thereof are provided. This system includes a medium providing module, an input module, a time scheduling unit and a medium capture module. The medium providing module is used for providing medium data and ad medium data corresponding thereto. The input module is used for inputting a channel setting signal. The time scheduling unit provides a piece of preset time scheduling data, and adjusts the preset time scheduling data according to the channel setting signal, so as to form a piece of personalization time scheduling data. The medium capture module captures the medium data and the a piece of ad medium data corresponding to the channel setting signal and the personalization time scheduling data from the medium providing module according to the personalization time scheduling data.Type: ApplicationFiled: November 7, 2012Publication date: March 6, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Chia-Hsiang CHANG, Jing-Fung CHEN, Emery JOU, Yueh-Ying CHANG
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Publication number: 20140062903Abstract: A screen unlocking method with time information, a screen unlocking system with time information, and a recording medium are provided, and the method is applicable to an electronic device. The unlocking method includes the following steps: first, obtaining unlocking information through a detection module, where the unlocking information includes an unlocking instruction set and an unlocking time series; judging, by using an operation processing module, whether the unlocking instruction set and the unlocking time series in the unlocking information conform to a preset unlocking instruction set and a preset unlocking time series in preset unlocking information respectively; and if the unlocking instruction set and the unlocking time series conform to the preset unlocking instruction set and the preset unlocking time series respectively, enabling a touch display module to be unlocked and to correspondingly enter an operation picture with an application function.Type: ApplicationFiled: November 6, 2012Publication date: March 6, 2014Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Chih-Kung LEE, Chia-Hsiang CHANG, Yung-Chieh HUNG, Emery JOU, Kun-Hung LEE, Jing-Fung CHEN, Pei-Wen HUANG, Yueh-Ying CHANG
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Patent number: 8648633Abstract: The invention provides a clock and data recovery (CDR) circuit, including a phase locked loop (PLL) circuit, providing a reference voltage; a first delay device, delaying an input data so as to generate a first delay signal; an edge detector, generating an edge signal according to the first delay signal and the input data; a second delay device, delaying the edge signal according to a control signal so as to generate a second delay signal; a first gated voltage-controlled oscillator, generating an output recovery clock according to the second delay signal and the reference voltage; a phase detector, detecting a phase difference between the first delay signal and the output recovery clock so as to generate a phase signal and a output recovery data; and an amplifier, amplifying the phase signal by a factor so as to generate the control signal.Type: GrantFiled: August 27, 2013Date of Patent: February 11, 2014Assignees: Global Unichip Corp., Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Po-Shing Yu, Chia-Hsiang Chang, Ting-Hao Wang
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Patent number: 8547152Abstract: The invention provides a clock and data recovery (CDR) circuit, including: a phase locked loop (PLL) circuit, providing a reference voltage; a first delay device, delaying an input data according to a control signal so as to generate a first delay signal; an edge detector, generating an edge signal according to the first delay signal and the input data; a second delay device, delaying the edge signal so as to generate a second delay signal; a first gated voltage-controlled oscillator, generating an output recovery clock according to the second delay signal and the reference voltage; a phase detector, detecting a phase difference between the first delay signal and the output recovery clock so as to generate a phase signal and a output recovery data; and an amplifier, amplifying the phase signal by a factor so as to generate the control signal.Type: GrantFiled: December 3, 2012Date of Patent: October 1, 2013Assignees: Global Unichip Corp., Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Po-Shing Yu, Chia-Hsiang Chang, Ting-Hao Wang
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Publication number: 20120255137Abstract: This invention is a toothbrush with large bristle surface area, primarily comprising a brush handle and a brush head with large enclosed surface, the brush surface is an all-dimensional contour shape, allowing a simple brushing motion to cover most of the teeth's surface and clean the teeth from left to right, top and bottom, inside and outside, and also at masticatory surfaces all at once, thereby saving time needed to brush teeth and cleaning all surfaces and details of the teeth more thoroughly.Type: ApplicationFiled: December 28, 2011Publication date: October 11, 2012Inventor: Chia-Hsiang Chang
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Patent number: 8107963Abstract: A positioning module positions a location of a mobile communication apparatus. A processor determines whether the location falls within a predetermined range, wherein the predetermined range is equal to or greater than an effective communication coverage of a neighboring base station. If the processor determines that the location is within the predetermined range, a signal detection module measures the signal from the neighboring base station. By detecting the signals of the neighboring base stations earlier, the present invention is able to function while the mobile communication apparatus moves at high speeds and successfully switch the connections between the base stations.Type: GrantFiled: May 18, 2007Date of Patent: January 31, 2012Assignee: Institute for Information IndustryInventors: Kun-Chan Tsai, Chia-Hsiang Chang
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Publication number: 20110294500Abstract: A power saving method adaptable to a mobile device in a travel-by-vehicle environment is provided. A connection is established between the mobile device and a communication device according to a first communication protocol, and a connection is established between an access point and the communication device according to a second communication protocol, wherein the transmission power required in the first communication protocol is lower than that required in the second communication protocol. If a connection established according to the second communication protocol exists between the mobile device and the access point, the connection established between the mobile device and the access point according to the second communication protocol is cut off. An operation interface of the mobile device is provided to a user so that the mobile device communicates with the access point through the communication device.Type: ApplicationFiled: September 14, 2010Publication date: December 1, 2011Applicant: INSTITUTE FOR INFORMATION INDUSTRYInventors: Chia-Hsiang Chang, Chih-Hsun Chou, Yen-Chieh Cheng, Yu-Chun Pan
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Publication number: 20110084682Abstract: A programmable current mirror a reference transistor, first and second mirror transistors, and a first current bypass. The reference transistor has a source and a gate coupled to a reference current node. The first and second mirror transistors are coupled together in series at a first node. Each of the first and second mirror transistors having gates coupled to each other and to the gate of the reference transistor. The first current bypass including a switch disposed in parallel with the second mirror transistor. The first current bypass is coupled to a source and a drain of the second mirror transistor and to the first node.Type: ApplicationFiled: October 12, 2009Publication date: April 14, 2011Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., GLOBAL UNICHIP CORPORATIONInventors: Po-Shing YU, Chia-Hsiang CHANG
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Publication number: 20110062996Abstract: A power-on-detection (POD) circuit includes first and second comparators, a voltage divider, a detection circuit coupled to a first voltage source node and the voltage divider, and logic circuitry coupled to outputs of the first and second comparators. The detection circuit outputs a control signal identifying if a first voltage source node has a voltage potential that is higher than ground. The control signal turns on and off the first and second comparators, which are respectively coupled to first and second nodes of the voltage divider and to a reference voltage node. The logic circuitry outputs a power identification signal based on the signals received from the outputs of the first and second comparators.Type: ApplicationFiled: July 1, 2010Publication date: March 17, 2011Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chun-Chi CHANG, Chia-Hsiang Chang, Jun-Chen Chen